Josh Thompson had a massive challenge.
Within 60 days — the end of October 2022 — the landfill would reduce the volume of biosolids accepted from the North Wastewater Treatment Plant by 700 wet tons per month. The facility in Henderson, Kentucky, produced 19,000 wet tons annually.“We had spent most of 2022 investigating alternative dewatering systems to replace our two 30-year-old, 2.5-meter belt filter presses,” says Thompson, treatment superintendent with Henderson Water Utility.“After testing three different screw presses, we had selected one and believed there was time to complete a large capital project. The 60-day deadline stopped that idea.” Instead, the
